My son was being watched by his grandfather in a public place, and Grandpa fell asleep. I went back to pick him up and saw it myself. I quietly decided never to ask him to watch him again. (Grandma...

"..if it were me, I would write a nice email (or whatever form you use to communicate most) and tell him directly that under NO circumstances is he to play that "mommy's the bad guy" game with that...